10566570628820 has 12 divisors (see below), whose sum is σ = 22189798320564. Its totient is φ = 4226628251520.

The previous prime is 10566570628813. The next prime is 10566570628837. The reversal of 10566570628820 is 2882607566501.

It can be written as a sum of positive squares in 2 ways, for example, as 5053710818116 + 5512859810704 = 2248046^2 + 2347948^2 .

It is a super-2 number, since 2×10566570628820² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264164265701 + ... + 264164265740.

It is an arithmetic number, because the mean of its divisors is an integer number (1849149860047).

Almost surely, 2^{10566570628820} is an apocalyptic number.

10566570628820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10566570628820 is an abundant number, since it is smaller than the sum of its proper divisors (11623227691744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10566570628820 is a wasteful number, since it uses less digits than its factorization.

10566570628820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528328531450 (or 528328531448 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 56.

The spelling of 10566570628820 in words is "ten trillion, five hundred sixty-six billion, five hundred seventy million, six hundred twenty-eight thousand, eight hundred twenty".